Weather History for Chatham, MA

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Thursday, December 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 42 °F -  
Max Temperature 52 °F 44 °F 64 °F (2001)
Min Temperature 32 °F 32 °F 15 °F (1989)
Degree Days  
Heating Degree Days 24    
Moisture  
Dew Point 45 °F    
Average Humidity 90    
Maximum Humidity 97    
Minimum Humidity 80    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 5 mph (SSE)    
Max Wind Speed 10 mph    
Max Gust Speed 20 mph    
Visibility 6 miles    
Events Fog , Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 05, 2013 Rise Set
Actual Time 6:51 AM EST 4:09 PM EST
Civil Twilight 6:20 AM EST 4:40 PM EST
Nautical Twilight 5:45 AM EST 5:15 PM EST
Astronomical Twilight 5:12 AM EST 5:49 PM EST
Moon 9:08 AM EST (12/5) 7:27 PM EST (12/5)
Length of Visible Light 10h 20m
Length of Day
9h 17m
Waxing Crescent, 10% of the Moon is Illuminated
Dec 5
Waxing Crescent
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 32.0 °F - 28.9 °F 88% 30.22 in 7.0 mi Calm Calm - N/A   Clear
1:52 AM 33.1 °F - 30.0 °F 89% 30.23 in 6.0 mi Calm Calm - N/A   Clear
2:52 AM 32.0 °F - 30.0 °F 92% 30.23 in 6.0 mi Calm Calm - N/A   Clear
3:52 AM 37.0 °F - 34.0 °F 89% 30.23 in 8.0 mi Calm Calm - N/A   Clear
4:52 AM 41.0 °F 38.0 °F 37.0 °F 86% 30.23 in 10.0 mi SSE 4.6 mph - N/A   Clear
5:52 AM 43.0 °F 39.5 °F 39.0 °F 86% 30.22 in 10.0 mi East 5.8 mph - N/A   Overcast
6:52 AM 45.0 °F 41.8 °F 39.9 °F 82% 30.23 in 10.0 mi ESE 5.8 mph - N/A   Overcast
7:52 AM 46.9 °F - 41.0 °F 80% 30.22 in 10.0 mi ESE 9.2 mph - N/A   Overcast
8:52 AM 48.0 °F - 43.0 °F 83% 30.22 in 9.0 mi ESE 9.2 mph - N/A   Overcast
9:52 AM 48.9 °F - 44.1 °F 83% 30.21 in 10.0 mi SE 9.2 mph - 0.00 in   Overcast
10:52 AM 48.9 °F - 45.0 °F 86% 30.17 in 10.0 mi SE 8.1 mph - N/A   Overcast
10:59 AM 48.9 °F - 45.0 °F 86% 30.16 in 10.0 mi ESE 8.1 mph - N/A   Overcast
11:13 AM 48.9 °F - 45.0 °F 86% 30.15 in 10.0 mi ESE 10.4 mph 18.4 mph N/A   Overcast
11:52 AM 50.0 °F - 45.0 °F 83% 30.14 in 10.0 mi ESE 9.2 mph - N/A   Overcast
12:52 PM 50.0 °F - 45.0 °F 83% 30.11 in 10.0 mi SE 9.2 mph 19.6 mph N/A   Overcast
1:52 PM 50.0 °F - 45.0 °F 83% 30.09 in 10.0 mi SE 8.1 mph - N/A   Overcast
2:17 PM 50.0 °F - 46.0 °F 86% 30.07 in 10.0 mi Variable 6.9 mph - N/A   Overcast
2:52 PM 51.1 °F - 46.0 °F 83% 30.08 in 8.0 mi SE 10.4 mph 16.1 mph 0.00 in Rain Light Rain
3:52 PM 51.1 °F - 46.9 °F 86% 30.07 in 9.0 mi SSE 10.4 mph 18.4 mph 0.00 in   Overcast
4:11 PM 51.1 °F - 48.0 °F 89% 30.06 in 9.0 mi SSE 8.1 mph - N/A   Overcast
4:52 PM 51.1 °F - 48.0 °F 89% 30.06 in 8.0 mi SSE 10.4 mph - N/A   Overcast
5:11 PM 51.1 °F - 48.0 °F 89% 30.05 in 8.0 mi South 8.1 mph - N/A   Overcast
5:14 PM 51.1 °F - 48.0 °F 89% 30.05 in 8.0 mi South 9.2 mph - N/A   Overcast
5:35 PM 51.1 °F - 48.0 °F 89% 30.05 in 7.0 mi South 5.8 mph - N/A   Overcast
5:52 PM 51.1 °F - 48.9 °F 92% 30.07 in 6.0 mi Variable 5.8 mph - N/A   Overcast
6:42 PM 51.1 °F - 48.9 °F 92% 30.06 in 1.8 mi South 5.8 mph - N/A   Overcast
6:52 PM 50.0 °F - 48.9 °F 96% 30.06 in 0.8 mi South 6.9 mph - N/A   Overcast
7:52 PM 50.0 °F - 48.0 °F 93% 30.07 in 0.5 mi Variable 6.9 mph - N/A Fog Fog
8:28 PM 50.0 °F - 48.9 °F 96% 30.05 in 0.2 mi SW 4.6 mph - N/A Fog Fog
8:52 PM 48.9 °F - 48.0 °F 97% 30.04 in 0.2 mi Variable 3.5 mph - N/A Fog Fog
9:07 PM 48.9 °F - 48.0 °F 97% 30.03 in 0.5 mi SSW 4.6 mph - N/A Fog Fog
9:47 PM 50.0 °F - 48.2 °F 94% 30.01 in 0.2 mi SSW 6.9 mph - N/A Fog Fog
9:52 PM 48.9 °F - 48.0 °F 97% 30.02 in 0.5 mi SSW 5.8 mph - N/A Fog Fog
10:43 PM 50.0 °F - 48.9 °F 96% 30.01 in 1.0 mi SSW 8.1 mph - N/A   Mist
10:52 PM 50.0 °F - 48.9 °F 96% 30.01 in 1.2 mi SSW 6.9 mph - N/A   Overcast
11:14 PM 50.0 °F - 48.0 °F 93% 30.01 in 2.5 mi SSW 8.1 mph - N/A   Overcast
11:21 PM 50.0 °F - 48.9 °F 96% 30.00 in 5.0 mi SW 9.2 mph - N/A   Overcast
11:30 PM 51.1 °F - 50.0 °F 96% 29.99 in 7.0 mi SSW 8.1 mph - N/A   Overcast
11:52 PM 52.0 °F - 51.1 °F 97% 29.99 in 10.0 mi SSW 9.2 mph 18.4 mph N/A   Overcast